<!DOCTYPE html>
<html lang="en" xmlns:v-bind="http://www.w3.org/1999/xhtml" xmlns:v-model="http://www.w3.org/1999/xhtml"
      xmlns:v-html="http://www.w3.org/1999/xhtml">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <script src="../../js/vue/vue.js"></script>
</head>
<body>
    <div id="app">
      {{msg}}
        <div v-html:title="msg"></div>
    </div>
<script>
    var vue = new Vue({
        el:"#app",
        data:{
            msg:"<span style='color: red'>hahahaha</span>"
        }
    })

</script>
</body>
</html>